mb/google/dedede: Create dibbi variant

Create the dibbi variant of the waddledee reference board by
copying the template files to a new directory.

BUG=b:260934018
BRANCH=dedede
TEST=util/abuild/abuild -p none -t google/dedede -x -a includes
GOOGLE_DIBBI

Change-Id: I3b8d4e7f8a53323f56567cbbc03bab7f8804f286
Signed-off-by: Liam Flaherty <liamflaherty@chromium.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/71709
Reviewed-by: Adam Mills <adamjmills@google.com>
Reviewed-by: Sam McNally <sammc@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

8 files changed, 81 insertions, 0 deletions

diff --git a/src/mainboard/google/dedede/Kconfig b/src/mainboard/google/dedede/Kconfig
index 8901da303166..ca72da1ac4b7 100644
--- a/src/mainboard/google/dedede/Kconfig
+++ b/src/mainboard/google/dedede/Kconfig
@@ -88,6 +88,7 @@ config MAINBOARD_FAMILY
 
 config MAINBOARD_PART_NUMBER
 	default "Boten" if BOARD_GOOGLE_BOTEN
+	default "Dibbi" if BOARD_GOOGLE_DIBBI
 	default "Dedede" if BOARD_GOOGLE_DEDEDE
 	default "Drawcia" if BOARD_GOOGLE_DRAWCIA
 	default "Madoo" if BOARD_GOOGLE_MADOO
@@ -127,6 +128,7 @@ config UART_FOR_CONSOLE
 
 config VARIANT_DIR
 	default "boten" if BOARD_GOOGLE_BOTEN
+	default "dibbi" if BOARD_GOOGLE_DIBBI
 	default "dedede" if BOARD_GOOGLE_DEDEDE
 	default "drawcia" if BOARD_GOOGLE_DRAWCIA
 	default "madoo" if BOARD_GOOGLE_MADOO
diff --git a/src/mainboard/google/dedede/Kconfig.name b/src/mainboard/google/dedede/Kconfig.name
index 4f2fa04102d5..eeed1aaa1d81 100644
--- a/src/mainboard/google/dedede/Kconfig.name
+++ b/src/mainboard/google/dedede/Kconfig.name
@@ -8,6 +8,10 @@ config BOARD_GOOGLE_BOTEN
 	select DRIVERS_I2C_SX9324_SUPPORT_LEGACY_LINUX_DRIVER
 	select GEO_SAR_ENABLE if CHROMEOS_WIFI_SAR
 
+config BOARD_GOOGLE_DIBBI
+	bool "->  Dibbi"
+	select BOARD_GOOGLE_BASEBOARD_DEDEDE_CR50
+
 config BOARD_GOOGLE_DEDEDE
 	bool "->  Dedede"
 	select BOARD_GOOGLE_BASEBOARD_DEDEDE_CR50
diff --git a/src/mainboard/google/dedede/variants/dibbi/include/variant/ec.h b/src/mainboard/google/dedede/variants/dibbi/include/variant/ec.h
new file mode 100644
index 000000000000..08870e0627b4
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/include/variant/ec.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef MAINBOARD_EC_H
+#define MAINBOARD_EC_H
+
+#include <baseboard/ec.h>
+
+#endif
diff --git a/src/mainboard/google/dedede/variants/dibbi/include/variant/gpio.h b/src/mainboard/google/dedede/variants/dibbi/include/variant/gpio.h
new file mode 100644
index 000000000000..9078664608fa
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/include/variant/gpio.h
@@ -0,0 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#ifndef MAINBOARD_GPIO_H
+#define MAINBOARD_GPIO_H
+
+#include <baseboard/gpio.h>
+
+#endif /* MAINBOARD_GPIO_H */
diff --git a/src/mainboard/google/dedede/variants/dibbi/memory/Makefile.inc b/src/mainboard/google/dedede/variants/dibbi/memory/Makefile.inc
new file mode 100644
index 000000000000..eace2e443e20
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/memory/Makefile.inc
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+# This is an auto-generated file. Do not edit!!
+# Add memory parts in mem_parts_used.txt and run spd_tools to regenerate.
+
+SPD_SOURCES = placeholder
diff --git a/src/mainboard/google/dedede/variants/dibbi/memory/dram_id.generated.txt b/src/mainboard/google/dedede/variants/dibbi/memory/dram_id.generated.txt
new file mode 100644
index 000000000000..fa247902eeee
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/memory/dram_id.generated.txt
@@ -0,0 +1 @@
+DRAM Part Name                 ID to assign
diff --git a/src/mainboard/google/dedede/variants/dibbi/memory/mem_parts_used.txt b/src/mainboard/google/dedede/variants/dibbi/memory/mem_parts_used.txt
new file mode 100644
index 000000000000..96211370d91b
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/memory/mem_parts_used.txt
@@ -0,0 +1,11 @@
+# This is a CSV file containing a list of memory parts used by this variant.
+# One part per line with an optional fixed ID in column 2.
+# Only include a fixed ID if it is required for legacy reasons!
+# Generated IDs are dependent on the order of parts in this file,
+# so new parts must always be added at the end of the file!
+#
+# Generate an updated Makefile.inc and dram_id.generated.txt by running the
+# part_id_gen tool from util/spd_tools.
+# See util/spd_tools/README.md for more details and instructions.
+
+# Part Name
diff --git a/src/mainboard/google/dedede/variants/dibbi/overridetree.cb b/src/mainboard/google/dedede/variants/dibbi/overridetree.cb
new file mode 100644
index 000000000000..404024b1d620
--- /dev/null
+++ b/src/mainboard/google/dedede/variants/dibbi/overridetree.cb
@@ -0,0 +1,42 @@
+chip soc/intel/jasperlake
+
+	# Intel Common SoC Config
+	#+-------------------+---------------------------+
+	#| Field             |  Value                    |
+	#+-------------------+---------------------------+
+	#| GSPI0             | cr50 TPM. Early init is   |
+	#|                   | required to set up a BAR  |
+	#|                   | for TPM communication     |
+	#|                   | before memory is up       |
+	#| I2C0              | Trackpad                  |
+	#| I2C1              | Digitizer                 |
+	#| I2C2              | Touchscreen               |
+	#| I2C3              | Camera                    |
+	#| I2C4              | Audio                     |
+	#+-------------------+---------------------------+
+	register "common_soc_config" = "{
+		.gspi[0] = {
+			.speed_mhz = 1,
+			.early_init = 1,
+		},
+		.i2c[0] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[1] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[2] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[3] = {
+			.speed = I2C_SPEED_FAST,
+		},
+		.i2c[4] = {
+			.speed = I2C_SPEED_FAST,
+		},
+	}"
+
+	device domain 0 on
+		device pci 15.0 on end
+	end
+end